// ============================================================================
//
// Copyright (C) 2006-2007 Dengues
//
// Google Group: http://groups.google.com/group/dengues
// QQ Group: 24885404
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// ============================================================================
package org.dengues.warehouse.viewers.action;

import org.dengues.commons.IDenguesSharedImage;
import org.dengues.commons.utils.ImageUtil;
import org.dengues.core.actions.AbstractAction;
import org.dengues.core.resource.WarehouseResourceFactory;
import org.dengues.core.warehouse.ENavNodeType;
import org.dengues.core.warehouse.IWarehouseNode;
import org.dengues.warehouse.i18n.Messages;
import org.dengues.warehouse.models.FolderWarehouseNode;

/**
 * Qiang.Zhang.Adolf@gmail.com class global comment. Detailled comment <br/>
 * 
 * $Id: Dengues.epf 2007-12-5 qiang.zhang $
 * 
 */
public class RestoreAction extends AbstractAction {

    /**
     * Qiang.Zhang.Adolf@gmail.com RestoreAction constructor comment.
     */
    public RestoreAction() {
        super(Messages.getString("RestoreAction.name")); //$NON-NLS-1$
        setImageDescriptor(ImageUtil.getDescriptor(IDenguesSharedImage.WAREHOUSE_ACTION_RESTORE));
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.action.Action#run()
     */
    @Override
    public void run() {
        if (pnodes != null) {
            for (IWarehouseNode node : pnodes) {
                if (node instanceof FolderWarehouseNode) {
                    // do nothing.
                } else {
                    node.setBin(false);
                    WarehouseResourceFactory.restoreObjectLogical(node.getObject());
                }
                refresh(node);
            }
        }
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.dengues.core.actions.AbstractAction#getLevel()
     */
    @Override
    public int getLevel() {
        return 401;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.dengues.core.actions.AbstractAction#computeEnable()
     */
    @Override
    protected boolean computeEnable() {
        boolean isEnable = true;
        if (pnodes != null) {
            for (IWarehouseNode node : pnodes) {
                boolean c = ENavNodeType.SYSTEM_FOLDER != node.getNodeType() && node.isBin();
                if (!c) {
                    isEnable = false;
                    break;
                }
            }
        }
        return isEnable;
    }
}
